Problem 9

#include<iostream>
#include<cmath>
using namespace std;

int main() {
    int c = 1;

    for(int a = 1; a < 1000; a++) {
        for(int b = 1; b < 1000; b++) {
            if(a == b)//one must be less than the other
                b++;
            c = sqrt(pow(a, 2) + pow(b, 2));
            if(a + b + c == 1000)
                cout << a*b*c << endl;
        }
    }
    return 0;
}